Home / 83,520,448.64-125,240,169.60-48,988,134.56

Finding the Fourth Proportional to 83,520,448.64, 125,240,169.60 and 48,988,134.56

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Solution

The fourth proportional to 83,520,448.64, 125,240,169.60 and 48,988,134.56 is: 73,458,444.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,520,448.64 : 125,240,169.60 = 48,988,134.56 : x
  2. Step 2: Convert to fraction form
    83,520,448.64/125,240,169.60 = 48,988,134.56/x
  3. Step 3: Cross multiply
    83,520,448.64x = 125,240,169.60 × 48,988,134.56
  4. Step 4: Simplify right side
    83,520,448.64x = 6,135,282,280,682,021
  5. Step 5: Solve for x
    x = 6,135,282,280,682,021/83,520,448.64
  6. Step 6: Final answer
    x = 73,458,444.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.